[gtk+] Add translators comments for tab labels (closes 599118)

[Luca Ferretti <lferrett src gnome org>]

commit af6f5c1349041b83ecfc8ea6adba510cd939a3e4
Author: Luca Ferretti <elle uca libero it>
Date:   Wed Oct 21 22:06:14 2009 +0200

    Add translators comments for tab labels (closes 599118)

 gtk/gtkprintunixdialog.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkprintunixdialog.c b/gtk/gtkprintunixdialog.c
index 95ffa8f..5e6f771 100644
--- a/gtk/gtkprintunixdialog.c
+++ b/gtk/gtkprintunixdialog.c
@@ -3790,12 +3790,16 @@ populate_dialog (GtkPrintUnixDialog *print_dialog)
   create_main_page (print_dialog);
   create_page_setup_page (print_dialog);
   create_job_page (print_dialog);
+  /* Translators: this will appear as tab label in print dialog. */
   create_optional_page (print_dialog, _("Image Quality"),
                         &priv->image_quality_table,
                         &priv->image_quality_page);
+  /* Translators: this will appear as tab label in print dialog. */
   create_optional_page (print_dialog, _("Color"),
                         &priv->color_table,
                         &priv->color_page);
+  /* Translators: this will appear as tab label in print dialog. */
+  /* It's a typographical term, as in "Binding and finishing" */
   create_optional_page (print_dialog, _("Finishing"),
                         &priv->finishing_table,
                         &priv->finishing_page);